Graco 651129 Husky 1050 SS 1 In. NPT Diaphragm Pump

Compatible Machines

• Graco Husky 1050 Air-Operated Diaphragm Pump Systems
• Skid-Mounted Fluid Transfer Units
• Bulk Tank & Drum Transfer Systems
• Chemical & Solvent Handling Stations
• Paint, Coating, and Adhesive Supply Systems
• Process Fluid Circulation & Dispensing Equipment

The Graco 651129 Husky 1050 SS 1 In. NPT Diaphragm Pump is a heavy-duty, air-powered pump engineered for reliable fluid transfer in industrial environments. Built within the trusted Husky 1050 series, this pump delivers consistent performance, reduced air consumption, and long service life even in continuous-duty operations.

With stainless steel wetted components, this model is well-suited for corrosive, abrasive, or chemically aggressive fluids. Its air-operated double diaphragm design allows it to run without electricity, making it ideal for hazardous or explosive work areas.

Key Features & Benefits

• Air-Operated Double Diaphragm (AODD) design for safe, spark-free operation
• 1 Inch NPT fluid inlet and outlet for easy integration into existing systems
• Stainless steel fluid section for excellent chemical resistance
• Self-priming capability for fast start-up
• Can run dry without damage, reducing downtime risk
• Low pulsation and smooth flow for consistent material delivery

Technical Specifications

Common Applications

• Fluid transfer from drums, totes, and bulk containers
• Supplying paint and coatings to spray systems
• Chemical processing and circulation lines
• Adhesive and sealant delivery systems
• Industrial wash and cleaning fluid transfer

Frequently Asked Questions